Alright, let's work through 16410216 times 41495489 step by step
16410216 × 41495489 = 41495489 × (16410216)
+ 41495489 × 6 yielding 248972934
+ 41495489 × 10 that results in 414954890
+ 41495489 × 200 that equals 8299097800
+ 41495489 × 0000 giving us 0
+ 41495489 × 10000 what gives us 414954890000
+ 41495489 × 400000 that equals 16598195600000
+ 41495489 × 6000000 producing 248972934000000
+ 41495489 × 10000000 producing 414954890000000

= 680949937515624
